Muffler assembly housing



FIG. 1 is a perspective view of a muffler assembly housing according to our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a back side elevation view thereof;

FIG. 6 is a left plan view of thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a muffler assembly housing, as shown and described. 